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DSE Circle-ACT05A Exterior Angle of a Cyclic Quadrilateral
Author:
MrWat@SFCC(HK)
Topic:
Angles
,
Circle
GeoGebra
1. You can change the cyclic quadrilateral
ABCD
by moving the points
A
,
B
,
C
and
D
. 2. Where is
in this figure? Try to describe
in different ways. 3. How to find
quickly?
New Resources
【案例】圆柱体内放置一个大球六个小球
兩位數加法
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
錐體建築師
Discover Resources
Building Pyramids 建造角錐體
simson line
P53_3c
周界平移
噴嘴示意圖
Discover Topics
Special Points
Addition
Incircle or Inscribed Circle
Standard Deviation
Conditional Probability